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1   /*
2    *  Licensed to the Apache Software Foundation (ASF) under one
3    *  or more contributor license agreements.  See the NOTICE file
4    *  distributed with this work for additional information
5    *  regarding copyright ownership.  The ASF licenses this file
6    *  to you under the Apache License, Version 2.0 (the
7    *  "License"); you may not use this file except in compliance
8    *  with the License.  You may obtain a copy of the License at
9    *
10   *    http://www.apache.org/licenses/LICENSE-2.0
11   *
12   *  Unless required by applicable law or agreed to in writing,
13   *  software distributed under the License is distributed on an
14   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   *  KIND, either express or implied.  See the License for the
16   *  specific language governing permissions and limitations
17   *  under the License.
18   *
19   */
20  package org.apache.mina.example.netcat;
21  
22  import java.net.InetSocketAddress;
23  
24  import org.apache.mina.core.future.ConnectFuture;
25  import org.apache.mina.transport.socket.nio.NioSocketConnector;
26  
27  /**
28   * (<b>Entry point</b>) NetCat client.  NetCat client connects to the specified
29   * endpoint and prints out received data.  NetCat client disconnects
30   * automatically when no data is read for 10 seconds.
31   *
32   * @author <a href="http://mina.apache.org">Apache MINA Project</a>
33   */
34  public class Main {
35      public static void main(String[] args) throws Exception {
36          if (args.length != 2) {
37              System.out.println(Main.class.getName() + " <hostname> <port>");
38              return;
39          }
40  
41          // Create TCP/IP connector.
42          NioSocketConnector connector = new NioSocketConnector();
43  
44          // Set connect timeout.
45          connector.setConnectTimeoutMillis(30*1000L);
46  
47          // Start communication.
48          connector.setHandler(new NetCatProtocolHandler());
49          ConnectFuture cf = connector.connect(
50                  new InetSocketAddress(args[0], Integer.parseInt(args[1])));
51  
52          // Wait for the connection attempt to be finished.
53          cf.awaitUninterruptibly();
54          cf.getSession().getCloseFuture().awaitUninterruptibly();
55          
56          connector.dispose();
57      }
58  }